134421434111 has 8 divisors (see below), whose sum is σ = 145356845760. Its totient is φ = 123822496768.

The previous prime is 134421434093. The next prime is 134421434129. The reversal of 134421434111 is 111434124431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (134421434093) and next prime (134421434129).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134421434111 - 2²² = 134417239807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134421434131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84117746 + ... + 84119343.

It is an arithmetic number, because the mean of its divisors is an integer number (18169605720).

Almost surely, 2^134421434111 is an apocalyptic number.

134421434111 is a deficient number, since it is larger than the sum of its proper divisors (10935411649).

134421434111 is a wasteful number, since it uses less digits than its factorization.

134421434111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168237153.

The product of its digits is 4608, while the sum is 29.

Adding to 134421434111 its reverse (111434124431), we get a palindrome (245855558542).

The spelling of 134421434111 in words is "one hundred thirty-four billion, four hundred twenty-one million, four hundred thirty-four thousand, one hundred eleven".